81498260

素因数分解:

$2^2\times 5^1\times {\mathrm{701}}^1\times {\mathrm{5813}}^1$

素因数の和:6523

約数の個数: 24

約数和(自身を含む): 171419976

約数和(自身を除く): 89921716

約数列:

[1, 2, 4, 5, 10, 20, 701, 1402, 2804, 3505, 5813, 7010, 11626, 14020, 23252, 29065, 58130, 116260, 4074913, 8149826, 16299652, 20374565, 40749130, 81498260]

約数ペア:

[(1, 81498260), (2, 40749130), (4, 20374565), (5, 16299652), (10, 8149826), (20, 4074913), (701, 116260), (1402, 58130), (2804, 29065), (3505, 23252), (5813, 14020), (7010, 11626)]